Synopsis: Dr. Ben McKenna, his wife Jo and their son Hank are on a touring holiday of Africa when they meet the mysterious Louis Bernard on a bus. The next day Bernard is murdered in the local marketplace, but before he dies he manages to reveal details of an assassination about to take place in London. Fearing that their plot will be revealed, the assassins kidnap Hank in order to keep the McKenna's silent. Ben and Jo go to London and take matters into their own hands.
There are 2 editions of this movie (including the current edition) in the current region (region 1)
There are 2 additional editions of this movie in other regions
"The Making Of The Man Who Knew Too Much": An original documentary on the making of the film featuring interviews with associate producer Herbert Coleman, screenwriter John Michael Hayes, production designer Henry Bumstead and Pat Hitchcock O'Connell, daughter of Alfred Hitchcock
Production Photographs: A Photo and Poster Gallery from the Film
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